CN107125996B - Bed with adjusting mechanism - Google Patents
Bed with adjusting mechanism Download PDFInfo
- Publication number
- CN107125996B CN107125996B CN201710332252.8A CN201710332252A CN107125996B CN 107125996 B CN107125996 B CN 107125996B CN 201710332252 A CN201710332252 A CN 201710332252A CN 107125996 B CN107125996 B CN 107125996B
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- plate
- chest
- frame
- head
- locking
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/86—Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention relates to a bed with an adjusting mechanism, which comprises a bed surface, a bed body support and a base, wherein the bed body support is fixedly connected with the base, the bed surface consists of a head drop plate, a chest drop plate, a waist and leg drop plate and a foot support plate, the bed body support comprises a head frame connected with the head drop plate, a chest frame connected with the chest drop plate, a waist frame connected with the waist and leg drop plate and a support body, the foot support plate is inserted in the waist frame through an insertion rod, and the head frame, the chest frame and the waist frame are all connected with the support body; a jacking lever is arranged on the head frame, and one end of the jacking lever is connected with a locking device; the chest falling plate is connected with the chest frame through a hinge, the chest frame is provided with a cam mechanism, a deflector rod of the cam mechanism is rotated, and the cam mechanism pushes the chest falling plate to ascend; the waist frame is provided with a screw mechanism and is hinged with the bracket body. The locking mechanism of the invention has reasonable design, low production cost and convenient maintenance.
Description
Technical Field
The invention relates to a bed with an adjusting mechanism, in particular to a bed with adjustable head fall plate, chest fall plate, waist and leg fall plate and foot support plate.
Background
The adjustable bed has wide application, can be used in the fields of medical treatment, hairdressing and beauty, body care and the like, and can be particularly used as a hair washing bed, a dental operation bed or a massage bed and the like. The aim is to keep the body posture fixed, meet the operation requirements and simultaneously improve the lying or sitting comfort of the user. If the existing adjustable bed adopts a structure with a plurality of back cushions, the structure is complex, the design is not scientific enough, and a plurality of pushing mechanisms are needed, so the cost is high, the adjusting action is stiff, the lifting adjustment and the angle adjustment are not stable enough, the maintenance and the repair are inconvenient, the service life is short, and the popularization and the application of the movable adjustable bed are limited.
Disclosure of Invention
In order to overcome the defects of complex structure, higher cost and unstable adjustment action of the adjustable bed in the prior art, the invention provides a bed with an adjusting mechanism. The technical problem to be solved by the invention is realized by the following technical scheme:
a bed with an adjusting mechanism comprises a bed surface, a bed body support and a base, wherein the bed body support is fixedly connected with the base, the bed surface consists of a head drop plate, a chest drop plate, a waist and leg drop plate and a foot support plate, the bed body support comprises a head frame connected with the head drop plate, a chest frame connected with the chest drop plate, a waist frame connected with the waist and leg drop plate and a support body, the foot support plate is inserted in the waist frame through an insertion rod, and the head frame, the chest frame and the waist frame are all connected with the support body;
The head frame is provided with a jacking lever for adjusting the lifting of the head falling plate, one end of the jacking lever is connected with a first locking mechanism, and the first locking mechanism is used for preventing the head falling plate from falling easily;
the chest falling plate is connected with the chest frame through a hinge, the hinge is used for driving the chest falling plate to rotate, a cam mechanism is arranged on the chest frame, a deflector rod of the cam mechanism is rotated, and the cam mechanism pushes the chest falling plate to ascend and descend;
the waist frame is provided with a screw rod mechanism, the waist frame is hinged with the support body and rotates around the hinged shaft.
In the bed with the adjusting mechanism, the head frame is connected with the support body through the parallelogram mechanism, the chest frame is connected with the support body through the support armrests, and the chest frame is connected with the head frame through the middle connecting piece; a short connecting plate connected with the long connecting plate is arranged below the chest frame, and the left side of the chest frame and the left side of the long connecting plate are both movably connected with the bracket body;
a locking shaft with an arc groove is fixedly arranged below the head falling plate, a locking seat is fixed on the side surface of the head frame, one end of the locking shaft is fixedly connected with the lower end surface of the head falling plate, and the other end of the locking shaft penetrates through the locking seat and then is connected with the jacking lever;
A sleeve is fixed below the head drop plate, a first rotating shaft of the parallelogram mechanism penetrates through the sleeve, the head drop plate is fixedly connected with the head frame through a connecting plate, and the supporting block plays a supporting role in supporting the head drop plate;
the head falling plates are two and are fixed on two shafts in parallel, and the two heads are pulled open by the inner sides of the head falling plates when being held by two hands.
In the bed with the adjusting mechanism, the head falling plate is supported by the two base plates, a sliding plate is welded on the lower side of any one of the base plates, a cushion is arranged on the upper side of the base plates and used for supporting the head of a person, and the two base plates are connected through the first rotating shaft, so that the two base plates can slide relatively under the support of the sliding plate and the first rotating shaft;
the head falling plate is connected with the head frame through a connecting plate; the sliding plate is also provided with a locking handle, and the locking handle locks the relative positions of the two substrates.
In the bed with the adjusting mechanism, one side of the waist frame is movably connected with the support body through the second rotating shaft, the other side of the waist frame is connected with the short connecting plate, the short connecting plate is connected with one end of the long connecting plate through the lead screw supporting seat, and the other end of the long connecting plate is hinged with the support body;
The screw rod mechanism comprises a screw rod and a nut shaft, and the screw rod penetrates through the screw rod supporting seat to be in threaded fit with the nut shaft;
the tension adjusting device is characterized by further comprising a tension spring, hooks at two ends of the tension spring penetrate through the nut shaft and the second rotating shaft, the tension spring is used for tensioning the nut shaft and the second rotating shaft into a whole, and the tension of the tension spring is adjusted by screwing the screw rod, so that the waist and leg part falling plate rotates.
In the bed with the adjusting mechanism, the middle part of the waist frame is also provided with a supporting seat, the supporting seat is connected with a hinge shaft hinged with the other end of the long connecting plate, a sliding rod penetrates through the supporting seat and the waist frame, and a plane is processed on the sliding rod;
the side of the supporting seat is provided with a locking handle used for locking the sliding rod, and the supporting seat is connected with the support body through a fisheye bearing and a screw rod.
According to the bed with the adjusting mechanism, the chest falling plate is provided with the supporting plate and the backing plate connected with the cam, the lower part of the supporting plate is clamped with the upper end face of the chest locking shaft, and the lower end of the chest locking shaft penetrates through the chest frame;
the chest locking shaft is provided with an arc groove, the chest frame is provided with a second locking mechanism, and steel balls in the second locking mechanism slide into the groove of the chest locking shaft to lock the chest locking shaft.
Compared with the prior art, the invention has the beneficial effects that:
the locking shaft of the invention is provided with an arc groove, when the locking shaft is pushed upwards, the steel ball falls into the groove, the locking shaft is pressed to ensure that the falling plate can not fall randomly, and the steel ball can be pressed out only by certain downward pressure, therefore, the locking mechanism of the invention has reasonable design, low production cost and convenient maintenance and repair.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 is a perspective view of the foot fall plate.
Fig. 5 is a schematic view of a parallelogram mechanism.
Fig. 6 is a perspective view of the parallelogram mechanism.
Fig. 7 is a schematic view of the structure of the locking mechanism.
Fig. 8 is a schematic view of the construction of the chest locking shaft.
Fig. 9 is a schematic structural view of the chest plate.
Fig. 10 is a schematic view of the structure of the waist-leg-falling plate.
Fig. 11 is a partial enlarged view of the head drop plate.
In the figure: 1. a head fall plate; 2. a chest plate; 3. a waist and leg fall plate; 4. a foot support plate; 5. a head frame; 6. a parallelogram mechanism; 7. a locking mechanism; 8. a jacking lever; 9. jacking a cylinder; 10. a handrail; 11. a base; 12. an intermediate connecting member; 13. a chest frame; 14. a deflector rod; 15. a bed support; 16. a second rotating shaft; 17. a waist frame; 18. a tension spring; 19. a nut shaft; 20. a slide bar; 21. a supporting seat; 22. a long connecting plate; 23. a screw rod; 24. a screw rod supporting seat; 25. a short connecting plate; 26. inserting a rod; 27. a stressing rod; 28. a pin shaft; 29. and locking the nut.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the embodiments of the present invention are not limited thereto.
Referring to fig. 1 to 11, the bed of the present embodiment is composed of a bed surface, a bed frame 15, and a base 11. The bed surface is formed by assembling a plurality of falling plates of the bound cushion.
As shown in fig. 4, 5 and 6, the specific bed surface is composed of a head falling plate 1, a chest falling plate 2, a waist and leg falling plate 3 and a foot support plate part 4. The falling plate is directly or indirectly connected with the bed support 15 through a corresponding frame. The three sets of falling plates on the bed surface are used for completing the following actions: the head falling plate 1 floats up and down and rotates in a small range; the chest falling plate 2 floats up and down; the waist and leg falling plate 3 floats up and down and the corresponding frame rotates; the plunger 26 of the foot stay member 4 is inserted into the lumbar frame 17 so that the foot stay 4 also rotates with the rotation of the lumbar frame 17.
In addition, the head falling plate 1 is formed by parallelly placing and fixing two base plates on two rotating shafts, and when needed, the two falling plates can be pulled apart by holding the inner sides of the two base plates with two hands. The foot plate 4 is used for supporting the foot, and a group of supporting rods on the foot plate 4 extend into the sleeve of the waist frame 17 to stretch the foot plate 4 as necessary according to the height of a patient.
As shown in fig. 4, 5, 6, and 7, the up-and-down floating motion and the small-range rotation of the head drop plate 1 are performed by the parallelogram mechanism 6 and the first locking mechanism 7. A sleeve 603 is welded below a base plate 101 of the head drop plate 1, a first rotating shaft 601 of the parallelogram mechanism penetrates through the sleeve 603, the base plate and the head frame 5 are connected through a connecting plate 602, a supporting block supports the base plate, when the head drop plate needs to be lifted, the jacking lever 8 is moved upwards, the jacking lever 8 pushes a locking shaft 701, the locking shaft is inserted on the locking seat 702, steel balls and a pressure spring are arranged in the locking shaft, and the pressure spring is pressed by a pressure rod 703 to further abut against the locking shaft 701. The locking shaft 701 is provided with a pair of circular arc grooves, when the locking shaft is pushed upwards, the steel balls fall into the grooves, so that the locking shaft is pressed to prevent the head falling plate 1 from falling down, and only when a certain downward pressure is used, the steel balls can be pressed out, and the falling plate returns to the original position. The completion structure of the up-and-down floating action of the chest falling plate and the waist and leg falling plate is the same.
As shown in fig. 9, the chest plate 2 is attached to the chest frame 13 by a hinge 203, so that the chest plate 2 can rotate about the hinge 203. The chest falling plate 2 is provided with a backing plate 201 and a supporting plate 202, when the deflector rod 14 is rotated, a bearing on the chest falling plate can push the chest falling plate 2 to ascend and descend, as the upper part of the locking shaft 701 is clamped in the supporting plate 202, the locking shaft 701 is carried to move upwards when the chest falling plate 2 ascends, and similarly, when the locking shaft 701 moves upwards to a proper position, steel balls in the second locking mechanism slide into a groove of the locking shaft 701, so that the shaft is locked. When the original position needs to be restored, force is applied from the upper side, the steel balls in the grooves are extruded out, and the locking shaft 701 moves downwards to return to the original position.
The waist frame and the foot supporting plate are inserted together, the support on one side of the waist frame is connected with the bed support through a second rotating shaft, and the waist frame is connected with the support on the other side through a plurality of rows of indirect parts.
As shown in fig. 10, the chest frame 17 is connected with the short connecting plate 25 by bolts, and then connected with the lead screw supporting seat 24, the lead screw 23 passes through the lead screw supporting seat 24 and is screwed on the nut shaft 19, the lead screw supporting seat 24 is respectively connected with the bed frame 15 by bolts by the long connecting plate 22, the hooks at the two ends of the tension spring 18 are respectively inserted on the nut shaft 19 and the rotating shaft 16, the nut shaft 19 and the rotating shaft 16 are tightened together, the tension of the tension spring 18 is adjusted by screwing the lead screw 23, the middle part of the waist frame 17 is also provided with a supporting seat 21, the supporting seat 21 is fixed at the middle position of the waist frame 17 by the same shaft as the second rotating shaft 16, one side of the slide rod 20 passes through the sliding seat, the slide rod 20 is provided with a plane, when the slide rod slides on the supporting seat 21, the slide rod can be locked by a locking handle at any time at the side of the supporting seat 21, so that the position of the waist frame 17 is fixed, the other side of the slide rod 20 is connected with the frame body by a fisheye bearing and a screw rod, in order to prevent the waist frame 17 from passing over the head during rotation, a limit pin is provided.
As shown in fig. 11, the head falling plate 1 is used for placing the head of a person, the actual operation is that the person lies on the bed in parallel, the head is placed between two cushions, and the distance between the two cushions can be adjusted according to different actual requirements. The head falling plate is supported by a base plate and a sliding plate 604, wherein the sliding plate 604 is welded on the lower side of one base plate, a cushion is arranged on the upper side of the base plate to support the head part, and the two base plates are connected through a first rotating shaft 601, so that the two base plates can slide relatively under the action of external force under the support of the sliding plate 604 and the first rotating shaft 601. The integral head falling plate 1 is connected with the head frame through a connecting plate 602, and a locking handle 103 is further arranged, so that the relative position of the base plate can be locked.
The locking epaxial processing of this embodiment has a circular arc recess, and when the locking axle was pushed up, the steel ball fell into the recess, thereby made the locking axle compressed tightly and made the dropping plate can not fall down at will, only could extrude the steel ball when using certain overdraft, consequently, the locking mechanical system reasonable in design of this embodiment, low in production cost, the maintenance and the maintenance of being convenient for.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (3)
1. A bed with an adjusting mechanism comprises a bed surface, a bed body support and a base, wherein the bed body support is fixedly connected with the base, and the bed is characterized in that the bed surface consists of a head falling plate, a chest falling plate, a waist and leg falling plate and a foot support plate;
three sets of falling plates on the bed surface are required to complete the following actions: the head falling plate floats up and down and rotates in a small range; the upper part and the lower part of the chest falling plate float; the waist and leg fall plates float up and down;
the inserted bar on the foot support plate is inserted on the waist frame, so that the foot support plate can rotate along with the rotation of the waist frame;
the head frame is provided with a jacking lever for adjusting the lifting of the head falling plate, one end of the jacking lever is connected with a first locking mechanism, and the first locking mechanism is used for preventing the head falling plate from falling easily; the up-and-down floating and the small-range rotation of the head falling plate are completed by a parallelogram mechanism and a first locking mechanism;
The head falling plate is connected with the head frame through a parallelogram mechanism, the chest frame is connected with the bracket body through a support handrail, and the chest frame is connected with the head frame through a middle connecting piece; a short connecting plate connected with the long connecting plate is arranged below the waist frame, and the left side of the chest frame and the right side of the long connecting plate are both movably connected with the bracket body;
a locking shaft with an arc groove is fixedly arranged below the head falling plate, a locking seat is fixed on the side surface of the head frame, one end of the locking shaft is fixedly connected with the lower end surface of the head falling plate, and the other end of the locking shaft penetrates through the locking seat and then is connected with the jacking lever;
a sleeve is fixed below the head drop plate, a first rotating shaft of the parallelogram mechanism penetrates through the sleeve, the head drop plate is fixedly connected with the head frame through a connecting plate, and the supporting block plays a supporting role in supporting the head drop plate;
the two head falling plates are fixed on the two shafts in parallel, and the two head falling plates can be pulled apart by holding the inner sides of the two head falling plates with two hands;
the chest falling plate is connected with the chest frame through a hinge, the hinge is used for driving the chest falling plate to rotate, a cam mechanism is arranged on the chest frame, a deflector rod of the cam mechanism is rotated, and the cam mechanism pushes the chest falling plate to ascend and descend; the chest falling plate floats up and down around the loose-leaf;
The waist frame is provided with a screw rod mechanism, the waist frame is hinged with the bracket body, the screw rod mechanism is rotated, and the waist frame rotates around a hinged shaft;
one side of the waist frame is movably connected with the support body through a second rotating shaft, the other side of the waist frame is connected with a short connecting plate, the short connecting plate is connected with one end of a long connecting plate through a lead screw supporting seat, and the other end of the long connecting plate is hinged with the support body;
the screw rod mechanism comprises a screw rod and a nut shaft, and the screw rod penetrates through the screw rod supporting seat to be in threaded fit with the nut shaft;
the screw rod mechanism further comprises a tension spring, hooks at two ends of the tension spring penetrate through the nut shaft and the second rotating shaft, the tension spring is used for tensioning the nut shaft and the second rotating shaft into a whole, and the tension of the tension spring is adjusted by screwing the screw rod, so that the waist and leg part falling plate rotates;
the chest falling plate is provided with a supporting plate and a base plate connected with the cam mechanism, the lower part of the supporting plate is clamped with the upper end face of the chest locking shaft, and the lower end of the chest locking shaft penetrates through the chest frame; the chest locking shaft is provided with an arc groove, the chest frame is provided with a second locking mechanism, and steel balls in the second locking mechanism slide into the arc groove of the chest locking shaft to lock the chest locking shaft; the chest locking shaft is provided with a pair of circular arc grooves, when the chest locking shaft is pushed upwards, the steel balls fall into the circular arc grooves, so that the chest locking shaft is pressed tightly, the chest falling plate cannot fall down randomly, and the steel balls can be pressed out only by using a certain downward pressure.
2. A bed with an adjustment mechanism as set forth in claim 1, wherein said head drop plate is supported by two base plates, a slide plate welded to the underside of either of said base plates, a cushion mounted to the upper side of said base plates for supporting the head of a person, said two base plates being connected by a first pivot shaft such that said two base plates slide relative to each other as supported by the slide plate and the first pivot shaft;
the head falling plate is connected with the head frame through a connecting plate; the sliding plate is also provided with a locking handle, and the locking handle locks the relative positions of the two substrates.
3. The bed with an adjusting mechanism as claimed in claim 1, wherein a support seat is further provided at the middle of the waist frame, the support seat being connected by a hinge shaft hinged to the other end of the long connecting plate, and a locking handle for locking the slide bar is provided at a side of the support seat; one side of the sliding rod penetrates through the supporting seat, and a plane is processed on the sliding rod; the other side of the sliding rod is connected with the bracket body through a fisheye bearing and a screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710332252.8A CN107125996B (en) | 2017-05-12 | 2017-05-12 | Bed with adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710332252.8A CN107125996B (en) | 2017-05-12 | 2017-05-12 | Bed with adjusting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107125996A CN107125996A (en) | 2017-09-05 |
| CN107125996B true CN107125996B (en) | 2021-12-21 |
Family
ID=59733066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710332252.8A Active CN107125996B (en) | 2017-05-12 | 2017-05-12 | Bed with adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107125996B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363416B (en) * | 2018-11-20 | 2024-03-12 | 彭桂英 | Bed box locking and unlocking device |
| CN109674281B (en) * | 2019-02-28 | 2024-06-25 | 电子科技大学中山学院 | Waist health care bed |
| CN113287895B (en) * | 2021-06-03 | 2023-03-14 | 雅梦娜家具实业（惠州）有限公司 | Multifunctional leisure sofa |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7282039B2 (en) * | 2005-01-18 | 2007-10-16 | Henke David E | Device for self administration of lumbar traction |
| US7761942B2 (en) * | 2007-10-09 | 2010-07-27 | Bedlab, Llc | Bed with adjustable patient support framework |
| US8990983B2 (en) * | 2010-04-12 | 2015-03-31 | Ergomotion, Inc. | Bed frame for an adjustable bed |
| CN203169372U (en) * | 2013-01-12 | 2013-09-04 | 上海新帑实业有限公司 | Spine correcting bed |
| CN203749665U (en) * | 2014-03-20 | 2014-08-06 | 崔彦杰 | Multi-body position spine care manual therapy bed |
| CN105250110B (en) * | 2015-11-09 | 2017-05-03 | 周逸亭 | Multi-body-position electric training bed easy to adjust |
-
2017
- 2017-05-12 CN CN201710332252.8A patent/CN107125996B/en active Active
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| Publication number | Publication date |
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| CN107125996A (en) | 2017-09-05 |
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